Solder for metals, particularly aluminium



UNITED STATES PATENT OFFICE.

RAGNAR IVERSEN, OF CHRISTIANIA, NORWAY.

SOLDER FOR METALS, PARTICULARLY ALUMINIUM.

No Drawing.

To all whom it may concern:

Be it known that I, RAGNAR IVERSEN, a subject of the King of Norway, residing at Christiania, Norway, have invented certain 5 new and useful Improvements in Solders for Metals, Particularly Aluminium, of which the following is a specification.

The object of the present invention is a composition of metals or an alloy which is 10 specially fit for soldering parts or pieces of aluminium but can also be employed in soldering other metals. I

The novel means for soldering has the following composition: tin, zinc, copper,

15 aluminium and manganese. These substances are melted together and formed to ingots or bars. 1

A suitable proportion is the following:

20 41.000 kg tin.

- 27.750 "zinc.

3.000 "copper 0.100 f ....alum1n1um. 0.600 "manganese.

Specification of Letters Patent.

Patented Mar. 9, 1020.

Application filed October 27, 1919. Serial No. 333,691.

substantially in the proportions specified. 8o

In testimony whereof I affix my signature in presence of two witnesses.

RAGNAR IVERSEN.

Witnesses: I

ROBERT H. FRAZIER, A. N. HEDENSCHOW. 

